The Clingmans Dome trail takes you to the highest point in Tennessee, providing sweeping views of the Great Smoky Mounta ...

Eighty-percent of entrance fees remain in the parks. Those fees generated an estimated $12.1 million for Yellowstone. Visitors to Yellowstone National Park pay $35 a vehicle to enter.

A 7.3-magnitude earthquake struck off the coast of the US state of Alaska on Wednesday, triggering a tsunami advisory, the US Geological Survey said. The ...